PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21100-0Switch,thermostatic

Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems · NSN 5930-00-841-7514 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-841-7514 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-841-7514. Primary manufacturer part number: 21100-0.
Features
  • Switch,thermostatic — FSC 5930
  • Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
  • Contact Adjustment Type: EXTERNAL ACTUATION POINT SCREW
  • Thread Class: 1A SINGLE THREADED BUSHING A
  • Overall Diameter: 3.530 INCHES NOMINAL IN
  • Contact Adjustment Range: +50.00 TO 300.00 ACTUATION POINT DEGREES FAHRENHEIT
  • Thread Quantity Per Inch: 13 SINGLE THREADED BUSHING
  • Mounting Method: THREADED BUSHING
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,thermostatic, cataloged under National Stock Number 5930-00-841-7514, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5930-00-841-7514
Primary Part Number21100-0
Item NameSwitch,thermostatic
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerKidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems
StatusCANCELLED
Nonpile-Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Contact Adjustment TypeEXTERNAL ACTUATION POINT SCREW
Thread Class1A SINGLE THREADED BUSHING A
Overall Diameter3.530 INCHES NOMINAL IN
Contact Adjustment Range+50.00 TO 300.00 ACTUATION POINT DEGREES FAHRENHEIT
Thread Quantity Per Inch13 SINGLE THREADED BUSHING
Mounting MethodTHREADED BUSHING
Terminal TypeWIRE LEAD
Style DesignatorCYLINDRICAL
Media for Which DesignedGAS OR LIQUID
Thread Length0.620 INCHES NOMINAL SINGLE THREADED BUSHING IN
Nominal Thread Size0.500 INCHES SINGLE THREADED BUSHING IN
Contact AdjustabilityACTUATION POINT ADJUSTABLE
Body Length3.625 INCHES NOMINAL IN
Frequency in Hertz60.0 SINGLE VOLTAGE
Thread Series DesignatorNPT SINGLE THREADED BUSHING
Contact Load Current Rating15.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
Temp Sensing Element TypeINTERNAL SENSOR
Contact Action StimulusINCREASE
Contact Voltage Rating in Volts250.0 AC AT SEA LEVEL SINGLE VOLTAGE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5330-00-187-011421-1000 INTERCHANGEABLE
Seal,grease
Pdi Ground Support Systems, Inc.
5985-00-227-423210038-2 INTERCHANGEABLE
Coupler,directional
Marc Alan Group the, Inc
5930-00-552-9877684-503-9012 INTERCHANGEABLE
Switch,sensitive
Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix
6695-01-059-947421-7006 INTERCHANGEABLE
Smoke Test Kit
Bacharach, Inc.
3110-01-172-6473100382 INTERCHANGEABLE
Bearing,ball,annular
Champion Industries Inc.
6840-01-393-7762 INTERCHANGEABLE
Disinfectant-Detergent,utility
4610-01-519-3938 INTERCHANGEABLE
Feeder,chemical Solution,water P
4820-01-530-64812110-00 INTERCHANGEABLE
Diaphragm,valve,flat
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
6910-01-592-6778 INTERCHANGEABLE
Common Driver Trainer Mrap Varia
Cross-Reference Index
Part NumberManufacturer
21103-0 Kidde-Fenwal, Llc (USA)
6-1-1907-19-23 W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center (USA)
21100-0 PRIMARY Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA)
100382 Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global (USA)
721856-002 Raytheon Company Dba Raytheon (USA)
21102-0-50-300 Kidde-Fenwal, Llc (USA)
Related Parts
5330-00-187-0114INTERCHANGEABLE
SEAL,GREASE
21-1000
5985-00-227-4232INTERCHANGEABLE
COUPLER,DIRECTIONAL
10038-2
5930-00-552-9877INTERCHANGEABLE
SWITCH,SENSITIVE
684-503-9012
6695-01-059-9474INTERCHANGEABLE
SMOKE TEST KIT
21-7006
3110-01-172-6473INTERCHANGEABLE
BEARING,BALL,ANNULAR
100382
6840-01-393-7762INTERCHANGEABLE
DISINFECTANT-DETERGENT,UTILITY
4610-01-519-3938INTERCHANGEABLE
FEEDER,CHEMICAL SOLUTION,WATER P
4820-01-530-6481INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
2110-00
6910-01-592-6778INTERCHANGEABLE
COMMON DRIVER TRAINER MRAP VARIA

Frequently Asked Questions

What is NSN 5930-00-841-7514?

NSN 5930-00-841-7514 is a Switch,thermostatic, manufactured by Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems, classified under FSC 5930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5930-00-841-7514?

NSN 5930-00-841-7514 has 6 cross-referenced part numbers: 21103-0 (Kidde-Fenwal, Llc), 6-1-1907-19-23 (W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center), 21100-0 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems), 100382 (Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global), 721856-002 (Raytheon Company Dba Raytheon) and 1 more.

What NSN replaces 5930-00-841-7514?

There are 9 known substitutes for 5930-00-841-7514: 5330-00-187-0114, 5985-00-227-4232, 5930-00-552-9877 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21100-0?

Key specifications for 21100-0: Nonpile-Up Contact Arrangement: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION; Contact Adjustment Type: EXTERNAL ACTUATION POINT SCREW; Thread Class: 1A SINGLE THREADED BUSHING A; Overall Diameter: 3.530 INCHES NOMINAL IN. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-00-841-7514 still in active supply?

NSN 5930-00-841-7514 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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